commands: add pmbootstrap test (MR 2252)

This is to serve as a place to dump useful internal tests, starting with
one that simply parses all available APKINDEX files.

Signed-off-by: Caleb Connolly <caleb@postmarketos.org>

pmb/commands/test.py

@@ -0,0 +1,35 @@
+# Copyright 2024 Caleb Connolly
+# SPDX-License-Identifier: GPL-3.0-or-later
+
+from __future__ import annotations
+from typing import Any, Dict, List
+from pmb import commands, logging
+import pmb.helpers.repo
+import pmb.parse.apkindex
+from pmb.core.arch import Arch
+import time
+
+
+"""Various internal test commands for performance testing and debugging."""
+
+def apkindex_parse_all():
+    indexes = pmb.helpers.repo.apkindex_files(Arch.native())
+
+    pkgs = 0
+    indxs = len(indexes)
+    start = time.time()
+    for index in indexes:
+        ret = pmb.parse.apkindex.parse(index)
+        pkgs += len(ret)
+    end = time.time()
+    logging.info(f"Parsed {pkgs} packages from {indxs} APKINDEX files in {end - start:.3f} seconds")
+
+
+class Test(commands.Command):
+    def __init__(self, action: str):
+        self.action = action
+
+    def run(self):
+        if self.action == "apkindex_parse_all":
+            apkindex_parse_all()
+